Postcode SW3
Brompton +3 · Greater London, England
SW3 is the postcode of Brompton, Brompton Road, Chelsea and 1 other place in Greater London, England, United Kingdom. This list covers outward codes — the first half of a UK postcode, such as M9 or BN91 — not full postcodes.
- Postcode
- SW3
- County
- Greater London
- Country
- England
- Country
- United Kingdom
4 places with postcode SW3
| Place | County | Location |
|---|---|---|
| Brompton | Greater London | 51.488, -0.165 |
| Brompton Road | Greater London | 51.488, -0.165 |
| Chelsea | Greater London | 51.488, -0.169 |
| Chelsea Embankment | Greater London | 51.488, -0.165 |
Near London
The nearest major city is London, about 4 km away.
Nearby postcodes
Frequently asked questions
Which places use postcode SW3?
Brompton, Brompton Road, Chelsea, Chelsea Embankment.
Which county and country is SW3 in?
Greater London, England, United Kingdom.
What is the nearest major city to SW3?
London, about 4 km away.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.